1<?php
2/**
3 * DokuWiki Plugin notification (Action Component)
4 *
5 * @license GPL 2 http://www.gnu.org/licenses/gpl-2.0.html
6 * @author  Szymon Olewniczak <it@rid.pl>
7 */
8
9// must be run within Dokuwiki
10if (!defined('DOKU_INC')) {
11    die();
12}
13
14class action_plugin_ireadit_cache extends DokuWiki_Action_Plugin
15{
16
17    /**
18     * Registers a callback function for a given event
19     *
20     * @param Doku_Event_Handler $controller DokuWiki's event controller object
21     *
22     * @return void
23     */
24    public function register(Doku_Event_Handler $controller)
25    {
26        $controller->register_hook('PARSER_CACHE_USE', 'AFTER', $this, 'handle_parser_cache_use');
27    }
28
29    /**
30     * @param Doku_Event $event event object by reference
31     * @param mixed $param [the parameters passed as fifth argument to register_hook() when this
32     *                           handler was registered]
33     *
34     * @return void
35     */
36    public function handle_parser_cache_use(Doku_Event $event, $param)
37    {
38        /** @var \dokuwiki\Cache\CacheParser $cache */
39        $cache = $event->data;
40        if ($cache->mode != 'xhtml') return true;
41        if (!$cache->page) return true; // not a page cache
42
43        //Check if it is plugins
44        if (p_get_metadata($cache->page, 'plugin_ireadit_list')) {
45            $event->result = false;
46            return true;
47        }
48        return true;
49    }
50}
51